From: Andi Kleen <ak@suse.de>
To: Magnus Damm <magnus.damm@gmail.com>
Cc: discuss@x86-64.org, Ravikiran G Thirumalai <kiran@scalex86.org>,
linux-kernel@vger.kernel.org,
"Shai Fultheim (Shai@scalex86.org)" <shai@scalex86.org>
Subject: Re: [discuss] [rfc] x86_64: Kconfig changes for NUMA
Date: Thu, 27 Oct 2005 09:50:12 +0200 [thread overview]
Message-ID: <200510270950.13268.ak@suse.de> (raw)
In-Reply-To: <aec7e5c30510262325r7bf17bf3ved230fe79156e6ad@mail.gmail.com>
On Thursday 27 October 2005 08:25, Magnus Damm wrote:
> > While at it, could you please consider to remove the SMP dependency
> > from NUMA_EMU? 2.6.14-rc5-git5 builds and works with !SMP and
No.
> > NUMA_EMU.
> >
> > Why?
> > 1. No need to force SMP when not needed.
> > 2. qemu-system-x86_64 does not currently work with SMP kernels.
qemu needs to be fixed then.
> Update:
>
> Both CONFIG_NUMA_EMU and CONFIG_K8_NUMA build and run just fine
> without CONFIG_SMP. Not sure about CONFIG_ACPI_NUMA though.
I don't want too many weird combinations which no normal person uses like
this. Undoubtedly there will be compile breakage for such stuff in the future
(even if it happens to work by chance now) and best is to not open this can
of worms in the first place. The number of variants has to be kept under
control.
-And
next prev parent reply other threads:[~2005-10-27 7:51 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-26 7:09 [rfc] x86_64: Kconfig changes for NUMA Ravikiran G Thirumalai
2005-10-26 14:46 ` [discuss] " Andi Kleen
2005-10-26 20:20 ` Ravikiran G Thirumalai
2005-10-26 21:39 ` Andi Kleen
2005-10-27 1:40 ` Magnus Damm
2005-10-27 6:25 ` Magnus Damm
2005-10-27 7:50 ` Andi Kleen [this message]
2005-10-27 8:25 ` Magnus Damm
2005-10-27 8:31 ` Andi Kleen
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